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EMS. <br /> GROUNDWATER SAMPLING DATA SHEET Welt/Piezo 10 MW-25D <br /> Site Address 5606 Pacific Avenue Stockton,CA <br /> ENSR No 06940-293-100 Well Piezometer ❑ <br /> Unocal No 5098 <br /> Well Purging f r1 l Field Tech(s) <br /> Date Purged <br /> Purge Method Disposable bade the i Weather Conditions <br /> Casing Material <br /> Well Diameter 2 00 in <br /> Total Depth r0600 ft from TOC volume 314 =002 1 =004 = 1 3 = 30 <br /> Depth to Water I ft from TOC Factor(VF) 4 = 66 5"=102 6 =150 12'=5 e0 <br /> Water Column cc ft <br /> Water Column Volume t gal(WC X VF) 80%Recovery from TOC =Total Depth-(Water Column X 8)_ <br /> Time Volume DO Redox Temperature Specific pH Turbidity ColorlClarlty Other Other <br /> Removed Potential(ORP) Conductivity <br /> al m L mVolts °C NTUs <br /> o F? 1W 10,1 <br /> f / <br /> zlLo — Z r <br /> 3 � 2 r <br /> 4 <br /> Sample Collection <br /> Date Sampled r <br /> Sampling Method usable BaderlOth r <br /> Sample Type Grab <br /> Sample 10 #of containers Container T Preservation Analysis Time <br /> F 1 40 mL glass vial Ice/HCI TPHg 8015 / <br /> 3 40 mL glass vial Ice/HCI full scan by 82608 &1,2 DCA EDB by 8260E <br /> Comments <br /> r `� <br /> Signature_ Date <br />